Safety Instructions - Tenma 72-8710 Operating Manual

DSO Series User Ma nual
This warranty is made available to this product specifically and
supercedes all other previous warranties, whether express or
implied. Tenma and its dealers will not make any implied
guarantee on the salability or suitability of this product for any specific
purpose. In the event of breach of warranty terms and conditions, repair
or replacement of the defective product shall be the only remedial
measure offered by Tenma. Notwithstanding any prior notification of
potential damage that is indirect, special, consequential or inevitable,
Tenma and its dealers shall bear no liability for any such damage.

Safety Instructions

This unit is designed and manufactured strictly in accordance with
GB4793 safety requirements for electronic testing meters and
IEC61010-1 safety standards. It fully meets CAT II 600V insulation and
overvoltage requirements and Grade II anti-pollution safety standards.
To prevent personal injuries and damage of this unit or any other
devices connected to it, please take note of the following safety
precautions. To avoid potential hazards, use this unit strictly as
instructed by this User Manual.
Maintenance should only be carried out by a trained professional.
To avoid fire and personal injury :
Use a correct power cable : Use only the specified power cable which
is authorized in the country of use.
Remove the plug correctly : Do not remove the probe or testing cable
when they are connected to power.
Ensure good grounding : This unit is grounded by the ground wire of
the power cable. To avoid electric shock, the grounding conductor must
touch the ground. Before connecting the input or output terminal,
ensure the unit is properly grounded.
Connect the probe of the digital storage oscilloscope : The probe
ground cable is the same as ground potential. Do not connect the
ground cable to non ground voltage or high voltage.
Check the rated values of all terminals : To prevent fire and
excessive current shock, please check all rated values and label data.
Read the manual carefully and check the rated values before
connecting the unit.
Do not operate the unit with the chassis cover open : Do not operate
this unit when the outer cover or front panel is open.
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